soft kill

Noun

 * 1)  The neutralization of an incoming munition by avoiding it rather than destroying it.
 * 2)  A murder that does not leave behind any physical evidence, because the perpetrator carried out the crime by using their bare hands, as opposed to a weapon.
 * Police concluded that she had been the victim of a soft kill, since she had been strangled to death.
 * Police concluded that she had been the victim of a soft kill, since she had been strangled to death.